21042816

素因数分解:

$2^7\times 3^1\times {\mathrm{54799}}^1$

素因数の和:54816

約数の個数: 32

約数和(自身を含む): 55896000

約数和(自身を除く): 34853184

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 54799, 109598, 164397, 219196, 328794, 438392, 657588, 876784, 1315176, 1753568, 2630352, 3507136, 5260704, 7014272, 10521408, 21042816]

約数ペア:

[(1, 21042816), (2, 10521408), (3, 7014272), (4, 5260704), (6, 3507136), (8, 2630352), (12, 1753568), (16, 1315176), (24, 876784), (32, 657588), (48, 438392), (64, 328794), (96, 219196), (128, 164397), (192, 109598), (384, 54799)]